| /* |
| * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #import "config.h" |
| #import "ThemeMac.h" |
| |
| #import "GraphicsContext.h" |
| #import "LocalCurrentGraphicsContext.h" |
| #import "ScrollView.h" |
| #import "WebCoreSystemInterface.h" |
| |
| using namespace std; |
| |
| // FIXME: Default buttons really should be more like push buttons and not like buttons. |
| |
| namespace WebCore { |
| |
| enum { |
| topMargin, |
| rightMargin, |
| bottomMargin, |
| leftMargin |
| }; |
| |
| Theme* platformTheme() |
| { |
| static ThemeMac themeMac; |
| return &themeMac; |
| } |
| |
| // Helper functions used by a bunch of different control parts. |
| |
| static NSControlSize controlSizeForFont(const Font& font) |
| { |
| int fontSize = font.pixelSize(); |
| if (fontSize >= 16) |
| return NSRegularControlSize; |
| if (fontSize >= 11) |
| return NSSmallControlSize; |
| return NSMiniControlSize; |
| } |
| |
| static LengthSize sizeFromFont(const Font& font, const LengthSize& zoomedSize, float zoomFactor, const IntSize* sizes) |
| { |
| IntSize controlSize = sizes[controlSizeForFont(font)]; |
| if (zoomFactor != 1.0f) |
| controlSize = IntSize(controlSize.width() * zoomFactor, controlSize.height() * zoomFactor); |
| LengthSize result = zoomedSize; |
| if (zoomedSize.width().isIntrinsicOrAuto() && controlSize.width() > 0) |
| result.setWidth(Length(controlSize.width(), Fixed)); |
| if (zoomedSize.height().isIntrinsicOrAuto() && controlSize.height() > 0) |
| result.setHeight(Length(controlSize.height(), Fixed)); |
| return result; |
| } |
| |
| static void setControlSize(NSCell* cell, const IntSize* sizes, const IntSize& minZoomedSize, float zoomFactor) |
| { |
| NSControlSize size; |
| if (minZoomedSize.width() >= static_cast<int>(sizes[NSRegularControlSize].width() * zoomFactor) && |
| minZoomedSize.height() >= static_cast<int>(sizes[NSRegularControlSize].height() * zoomFactor)) |
| size = NSRegularControlSize; |
| else if (minZoomedSize.width() >= static_cast<int>(sizes[NSSmallControlSize].width() * zoomFactor) && |
| minZoomedSize.height() >= static_cast<int>(sizes[NSSmallControlSize].height() * zoomFactor)) |
| size = NSSmallControlSize; |
| else |
| size = NSMiniControlSize; |
| if (size != [cell controlSize]) // Only update if we have to, since AppKit does work even if the size is the same. |
| [cell setControlSize:size]; |
| } |
| |
| static void updateStates(NSCell* cell, ControlStates states) |
| { |
| // Hover state is not supported by Aqua. |
| |
| // Pressed state |
| bool oldPressed = [cell isHighlighted]; |
| bool pressed = states & PressedState; |
| if (pressed != oldPressed) |
| [cell setHighlighted:pressed]; |
| |
| // Enabled state |
| bool oldEnabled = [cell isEnabled]; |
| bool enabled = states & EnabledState; |
| if (enabled != oldEnabled) |
| [cell setEnabled:enabled]; |
| |
| // Focused state |
| bool oldFocused = [cell showsFirstResponder]; |
| bool focused = states & FocusState; |
| if (focused != oldFocused) |
| [cell setShowsFirstResponder:focused]; |
| |
| // Checked and Indeterminate |
| bool oldIndeterminate = [cell state] == NSMixedState; |
| bool indeterminate = (states & IndeterminateState); |
| bool checked = states & CheckedState; |
| bool oldChecked = [cell state] == NSOnState; |
| if (oldIndeterminate != indeterminate || checked != oldChecked) |
| [cell setState:indeterminate ? NSMixedState : (checked ? NSOnState : NSOffState)]; |
| |
| // Window inactive state does not need to be checked explicitly, since we paint parented to |
| // a view in a window whose key state can be detected. |
| } |
| |
| static IntRect inflateRect(const IntRect& zoomedRect, const IntSize& zoomedSize, const int* margins, float zoomFactor) |
| { |
| // Only do the inflation if the available width/height are too small. Otherwise try to |
| // fit the glow/check space into the available box's width/height. |
| int widthDelta = zoomedRect.width() - (zoomedSize.width() + margins[leftMargin] * zoomFactor + margins[rightMargin] * zoomFactor); |
| int heightDelta = zoomedRect.height() - (zoomedSize.height() + margins[topMargin] * zoomFactor + margins[bottomMargin] * zoomFactor); |
| IntRect result(zoomedRect); |
| if (widthDelta < 0) { |
| result.setX(result.x() - margins[leftMargin] * zoomFactor); |
| result.setWidth(result.width() - widthDelta); |
| } |
| if (heightDelta < 0) { |
| result.setY(result.y() - margins[topMargin] * zoomFactor); |
| result.setHeight(result.height() - heightDelta); |
| } |
| return result; |
| } |
| |
| // Checkboxes |
| |
| static const IntSize* checkboxSizes() |
| { |
| static const IntSize sizes[3] = { IntSize(14, 14), IntSize(12, 12), IntSize(10, 10) }; |
| return sizes; |
| } |
| |
| static const int* checkboxMargins(NSControlSize controlSize) |
| { |
| static const int margins[3][4] = |
| { |
| { 3, 4, 4, 2 }, |
| { 4, 3, 3, 3 }, |
| { 4, 3, 3, 3 }, |
| }; |
| return margins[controlSize]; |
| } |
| |
| static LengthSize checkboxSize(const Font& font, const LengthSize& zoomedSize, float zoomFactor) |
| { |
| // If the width and height are both specified, then we have nothing to do. |
| if (!zoomedSize.width().isIntrinsicOrAuto() && !zoomedSize.height().isIntrinsicOrAuto()) |
| return zoomedSize; |
| |
| // Use the font size to determine the intrinsic width of the control. |
| return sizeFromFont(font, zoomedSize, zoomFactor, checkboxSizes()); |
| } |
| |
| static NSButtonCell* checkbox(ControlStates states, const IntRect& zoomedRect, float zoomFactor) |
| { |
| static NSButtonCell* checkboxCell; |
| if (!checkboxCell) { |
| checkboxCell = [[NSButtonCell alloc] init]; |
| [checkboxCell setButtonType:NSSwitchButton]; |
| [checkboxCell setTitle:nil]; |
| [checkboxCell setAllowsMixedState:YES]; |
| [checkboxCell setFocusRingType:NSFocusRingTypeExterior]; |
| } |
| |
| // Set the control size based off the rectangle we're painting into. |
| setControlSize(checkboxCell, checkboxSizes(), zoomedRect.size(), zoomFactor); |
| |
| // Update the various states we respond to. |
| updateStates(checkboxCell, states); |
| |
| return checkboxCell; |
| } |
| |
| // FIXME: Share more code with radio buttons. |
| static void paintCheckbox(ControlStates states, GraphicsContext* context, const IntRect& zoomedRect, float zoomFactor, ScrollView* scrollView) |
| { |
| // Determine the width and height needed for the control and prepare the cell for painting. |
| NSButtonCell* checkboxCell = checkbox(states, zoomedRect, zoomFactor); |
| |
| context->save(); |
| |
| NSControlSize controlSize = [checkboxCell controlSize]; |
| IntSize zoomedSize = checkboxSizes()[controlSize]; |
| zoomedSize.setWidth(zoomedSize.width() * zoomFactor); |
| zoomedSize.setHeight(zoomedSize.height() * zoomFactor); |
| IntRect inflatedRect = inflateRect(zoomedRect, zoomedSize, checkboxMargins(controlSize), zoomFactor); |
| |
| if (zoomFactor != 1.0f) { |
| inflatedRect.setWidth(inflatedRect.width() / zoomFactor); |
| inflatedRect.setHeight(inflatedRect.height() / zoomFactor); |
| context->translate(inflatedRect.x(), inflatedRect.y()); |
| context->scale(FloatSize(zoomFactor, zoomFactor)); |
| context->translate(-inflatedRect.x(), -inflatedRect.y()); |
| } |
| |
| [checkboxCell drawWithFrame:NSRect(inflatedRect) inView:scrollView->documentView()]; |
| [checkboxCell setControlView:nil]; |
| |
| context->restore(); |
| } |
| |
| // Radio Buttons |
| |
| static const IntSize* radioSizes() |
| { |
| static const IntSize sizes[3] = { IntSize(14, 15), IntSize(12, 13), IntSize(10, 10) }; |
| return sizes; |
| } |
| |
| static const int* radioMargins(NSControlSize controlSize) |
| { |
| static const int margins[3][4] = |
| { |
| { 2, 2, 4, 2 }, |
| { 3, 2, 3, 2 }, |
| { 1, 0, 2, 0 }, |
| }; |
| return margins[controlSize]; |
| } |
| |
| static LengthSize radioSize(const Font& font, const LengthSize& zoomedSize, float zoomFactor) |
| { |
| // If the width and height are both specified, then we have nothing to do. |
| if (!zoomedSize.width().isIntrinsicOrAuto() && !zoomedSize.height().isIntrinsicOrAuto()) |
| return zoomedSize; |
| |
| // Use the font size to determine the intrinsic width of the control. |
| return sizeFromFont(font, zoomedSize, zoomFactor, radioSizes()); |
| } |
| |
| static NSButtonCell* radio(ControlStates states, const IntRect& zoomedRect, float zoomFactor) |
| { |
| static NSButtonCell* radioCell; |
| if (!radioCell) { |
| radioCell = [[NSButtonCell alloc] init]; |
| [radioCell setButtonType:NSRadioButton]; |
| [radioCell setTitle:nil]; |
| [radioCell setFocusRingType:NSFocusRingTypeExterior]; |
| } |
| |
| // Set the control size based off the rectangle we're painting into. |
| setControlSize(radioCell, radioSizes(), zoomedRect.size(), zoomFactor); |
| |
| // Update the various states we respond to. |
| updateStates(radioCell, states); |
| |
| return radioCell; |
| } |
| |
| static void paintRadio(ControlStates states, GraphicsContext* context, const IntRect& zoomedRect, float zoomFactor, ScrollView* scrollView) |
| { |
| // Determine the width and height needed for the control and prepare the cell for painting. |
| NSButtonCell* radioCell = radio(states, zoomedRect, zoomFactor); |
| |
| context->save(); |
| |
| NSControlSize controlSize = [radioCell controlSize]; |
| IntSize zoomedSize = radioSizes()[controlSize]; |
| zoomedSize.setWidth(zoomedSize.width() * zoomFactor); |
| zoomedSize.setHeight(zoomedSize.height() * zoomFactor); |
| IntRect inflatedRect = inflateRect(zoomedRect, zoomedSize, radioMargins(controlSize), zoomFactor); |
| |
| if (zoomFactor != 1.0f) { |
| inflatedRect.setWidth(inflatedRect.width() / zoomFactor); |
| inflatedRect.setHeight(inflatedRect.height() / zoomFactor); |
| context->translate(inflatedRect.x(), inflatedRect.y()); |
| context->scale(FloatSize(zoomFactor, zoomFactor)); |
| context->translate(-inflatedRect.x(), -inflatedRect.y()); |
| } |
| |
| [radioCell drawWithFrame:NSRect(inflatedRect) inView:scrollView->documentView()]; |
| [radioCell setControlView:nil]; |
| |
| context->restore(); |
| } |
| |
| // Buttons |
| |
| // Buttons really only constrain height. They respect width. |
| static const IntSize* buttonSizes() |
| { |
| static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) }; |
| return sizes; |
| } |
| |
| static const int* buttonMargins(NSControlSize controlSize) |
| { |
| static const int margins[3][4] = |
| { |
| { 4, 6, 7, 6 }, |
| { 4, 5, 6, 5 }, |
| { 0, 1, 1, 1 }, |
| }; |
| return margins[controlSize]; |
| } |
| |
| static NSButtonCell* button(ControlPart part, ControlStates states, const IntRect& zoomedRect, float zoomFactor) |
| { |
| static NSButtonCell *buttonCell; |
| static bool defaultButton; |
| if (!buttonCell) { |
| buttonCell = [[NSButtonCell alloc] init]; |
| [buttonCell setTitle:nil]; |
| [buttonCell setButtonType:NSMomentaryPushInButton]; |
| } |
| |
| // Set the control size based off the rectangle we're painting into. |
| if (part == SquareButtonPart || zoomedRect.height() > buttonSizes()[NSRegularControlSize].height() * zoomFactor) { |
| // Use the square button |
| if ([buttonCell bezelStyle] != NSShadowlessSquareBezelStyle) |
| [buttonCell setBezelStyle:NSShadowlessSquareBezelStyle]; |
| } else if ([buttonCell bezelStyle] != NSRoundedBezelStyle) |
| [buttonCell setBezelStyle:NSRoundedBezelStyle]; |
| |
| setControlSize(buttonCell, buttonSizes(), zoomedRect.size(), zoomFactor); |
| |
| if (defaultButton != (states & DefaultState)) { |
| defaultButton = !defaultButton; |
| [buttonCell setKeyEquivalent:(defaultButton ? @"\r" : @"")]; |
| } |
| |
| // Update the various states we respond to. |
| updateStates(buttonCell, states); |
| |
| return buttonCell; |
| } |
| |
| static void paintButton(ControlPart part, ControlStates states, GraphicsContext* context, const IntRect& zoomedRect, float zoomFactor, ScrollView* scrollView) |
| { |
| // Determine the width and height needed for the control and prepare the cell for painting. |
| NSButtonCell *buttonCell = button(part, states, zoomedRect, zoomFactor); |
| LocalCurrentGraphicsContext localContext(context); |
| |
| NSControlSize controlSize = [buttonCell controlSize]; |
| IntSize zoomedSize = buttonSizes()[controlSize]; |
| zoomedSize.setWidth(zoomedRect.width()); // Buttons don't ever constrain width, so the zoomed width can just be honored. |
| zoomedSize.setHeight(zoomedSize.height() * zoomFactor); |
| IntRect inflatedRect = zoomedRect; |
| if ([buttonCell bezelStyle] == NSRoundedBezelStyle) { |
| // Center the button within the available space. |
| if (inflatedRect.height() > zoomedSize.height()) { |
| inflatedRect.setY(inflatedRect.y() + (inflatedRect.height() - zoomedSize.height()) / 2); |
| inflatedRect.setHeight(zoomedSize.height()); |
| } |
| |
| // Now inflate it to account for the shadow. |
| inflatedRect = inflateRect(inflatedRect, zoomedSize, buttonMargins(controlSize), zoomFactor); |
| |
| if (zoomFactor != 1.0f) { |
| inflatedRect.setWidth(inflatedRect.width() / zoomFactor); |
| inflatedRect.setHeight(inflatedRect.height() / zoomFactor); |
| context->translate(inflatedRect.x(), inflatedRect.y()); |
| context->scale(FloatSize(zoomFactor, zoomFactor)); |
| context->translate(-inflatedRect.x(), -inflatedRect.y()); |
| } |
| } |
| |
| NSView *view = scrollView->documentView(); |
| NSWindow *window = [view window]; |
| NSButtonCell *previousDefaultButtonCell = [window defaultButtonCell]; |
| |
| if ((states & DefaultState) && [window isKeyWindow]) { |
| [window setDefaultButtonCell:buttonCell]; |
| wkAdvanceDefaultButtonPulseAnimation(buttonCell); |
| } else if ([previousDefaultButtonCell isEqual:buttonCell]) |
| [window setDefaultButtonCell:nil]; |
| |
| [buttonCell drawWithFrame:NSRect(inflatedRect) inView:view]; |
| [buttonCell setControlView:nil]; |
| |
| if (![previousDefaultButtonCell isEqual:buttonCell]) |
| [window setDefaultButtonCell:previousDefaultButtonCell]; |
| } |
| |
| // Theme overrides |
| |
| int ThemeMac::baselinePositionAdjustment(ControlPart part) const |
| { |
| if (part == CheckboxPart || part == RadioPart) |
| return -2; |
| return Theme::baselinePositionAdjustment(part); |
| } |
| |
| FontDescription ThemeMac::controlFont(ControlPart part, const Font& font, float zoomFactor) const |
| { |
| switch (part) { |
| case PushButtonPart: { |
| FontDescription fontDescription; |
| fontDescription.setIsAbsoluteSize(true); |
| fontDescription.setGenericFamily(FontDescription::SerifFamily); |
| |
| NSFont* nsFont = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:controlSizeForFont(font)]]; |
| fontDescription.firstFamily().setFamily([nsFont familyName]); |
| fontDescription.setComputedSize([nsFont pointSize] * zoomFactor); |
| fontDescription.setSpecifiedSize([nsFont pointSize] * zoomFactor); |
| return fontDescription; |
| } |
| default: |
| return Theme::controlFont(part, font, zoomFactor); |
| } |
| } |
| |
| LengthSize ThemeMac::controlSize(ControlPart part, const Font& font, const LengthSize& zoomedSize, float zoomFactor) const |
| { |
| switch (part) { |
| case CheckboxPart: |
| return checkboxSize(font, zoomedSize, zoomFactor); |
| case RadioPart: |
| return radioSize(font, zoomedSize, zoomFactor); |
| case PushButtonPart: |
| // Height is reset to auto so that specified heights can be ignored. |
| return sizeFromFont(font, LengthSize(zoomedSize.width(), Length()), zoomFactor, buttonSizes()); |
| default: |
| return zoomedSize; |
| } |
| } |
| |
| LengthSize ThemeMac::minimumControlSize(ControlPart part, const Font& font, float zoomFactor) const |
| { |
| switch (part) { |
| case SquareButtonPart: |
| case DefaultButtonPart: |
| case ButtonPart: |
| return LengthSize(Length(0, Fixed), Length(static_cast<int>(15 * zoomFactor), Fixed)); |
| default: |
| return Theme::minimumControlSize(part, font, zoomFactor); |
| } |
| } |
| |
| LengthBox ThemeMac::controlBorder(ControlPart part, const Font& font, const LengthBox& zoomedBox, float zoomFactor) const |
| { |
| switch (part) { |
| case SquareButtonPart: |
| case DefaultButtonPart: |
| case ButtonPart: |
| return LengthBox(0, zoomedBox.right().value(), 0, zoomedBox.left().value()); |
| default: |
| return Theme::controlBorder(part, font, zoomedBox, zoomFactor); |
| } |
| } |
| |
| LengthBox ThemeMac::controlPadding(ControlPart part, const Font& font, const LengthBox& zoomedBox, float zoomFactor) const |
| { |
| switch (part) { |
| case PushButtonPart: { |
| // Just use 8px. AppKit wants to use 11px for mini buttons, but that padding is just too large |
| // for real-world Web sites (creating a huge necessary minimum width for buttons whose space is |
| // by definition constrained, since we select mini only for small cramped environments. |
| // This also guarantees the HTML <button> will match our rendering by default, since we're using a consistent |
| // padding. |
| const int padding = 8 * zoomFactor; |
| return LengthBox(0, padding, 0, padding); |
| } |
| default: |
| return Theme::controlPadding(part, font, zoomedBox, zoomFactor); |
| } |
| } |
| |
| void ThemeMac::inflateControlPaintRect(ControlPart part, ControlStates states, IntRect& zoomedRect, float zoomFactor) const |
| { |
| switch (part) { |
| case CheckboxPart: { |
| // We inflate the rect as needed to account for padding included in the cell to accommodate the checkbox |
| // shadow" and the check. We don't consider this part of the bounds of the control in WebKit. |
| NSCell *cell = checkbox(states, zoomedRect, zoomFactor); |
| NSControlSize controlSize = [cell controlSize]; |
| IntSize zoomedSize = checkboxSizes()[controlSize]; |
| zoomedSize.setHeight(zoomedSize.height() * zoomFactor); |
| zoomedSize.setWidth(zoomedSize.width() * zoomFactor); |
| zoomedRect = inflateRect(zoomedRect, zoomedSize, checkboxMargins(controlSize), zoomFactor); |
| break; |
| } |
| case RadioPart: { |
| // We inflate the rect as needed to account for padding included in the cell to accommodate the radio button |
| // shadow". We don't consider this part of the bounds of the control in WebKit. |
| NSCell *cell = radio(states, zoomedRect, zoomFactor); |
| NSControlSize controlSize = [cell controlSize]; |
| IntSize zoomedSize = radioSizes()[controlSize]; |
| zoomedSize.setHeight(zoomedSize.height() * zoomFactor); |
| zoomedSize.setWidth(zoomedSize.width() * zoomFactor); |
| zoomedRect = inflateRect(zoomedRect, zoomedSize, radioMargins(controlSize), zoomFactor); |
| break; |
| } |
| case PushButtonPart: |
| case DefaultButtonPart: |
| case ButtonPart: { |
| NSButtonCell *cell = button(part, states, zoomedRect, zoomFactor); |
| NSControlSize controlSize = [cell controlSize]; |
| |
| // We inflate the rect as needed to account for the Aqua button's shadow. |
| if ([cell bezelStyle] == NSRoundedBezelStyle) { |
| IntSize zoomedSize = buttonSizes()[controlSize]; |
| zoomedSize.setHeight(zoomedSize.height() * zoomFactor); |
| zoomedSize.setWidth(zoomedRect.width()); // Buttons don't ever constrain width, so the zoomed width can just be honored. |
| zoomedRect = inflateRect(zoomedRect, zoomedSize, buttonMargins(controlSize), zoomFactor); |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| } |
| |
| void ThemeMac::paint(ControlPart part, ControlStates states, GraphicsContext* context, const IntRect& zoomedRect, float zoomFactor, ScrollView* scrollView) const |
| { |
| switch (part) { |
| case CheckboxPart: |
| paintCheckbox(states, context, zoomedRect, zoomFactor, scrollView); |
| break; |
| case RadioPart: |
| paintRadio(states, context, zoomedRect, zoomFactor, scrollView); |
| break; |
| case PushButtonPart: |
| case DefaultButtonPart: |
| case ButtonPart: |
| case SquareButtonPart: |
| paintButton(part, states, context, zoomedRect, zoomFactor, scrollView); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| } |
